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The Yukon Ring-and-Pinion Gear Kit with installation hardware for Toyota 8.4/8" IFS differentials (without factory locker) provides matched front and rear gears in a 4.56 ratio. This bundle includes the installation kit and the small parts required to re-gear both differentials, and fits 3.91-and-up front carrier cases with a rear 8.125" ring gear diameter and a 30-spline pinion.
Yukon Ring & Pinion Gear Kit Front & Rear for Toyota 8.4/8IFS Diff (w/o Factory Locker) 4.56 Ratio
